The axis

1. An imaginary line around which an object spins. 2. A one-dimensional line used in mathematics. 3. The Axis powers, a military alliance of nations that fought the Allies in World War II. Nations that signed the Tripartite pact were officially part of Axis. These were: Founder Axis powers: Nazi Germany, the Empire of Japan and the Kingdom of Italy. - Minor Axis powers: Hungary, Romania, Bulgaria and Yugoslavia. Examples: